With the PKI 2900 Professional Day and Night Audio/Video Directional System it is finally possible, after years of PKI development, to record voice and video recordings at a distance. Which possibilities are now feasible with the PKI 2900 Professional Day and Night Audio/Video Directional System becomes clear to every user during operation. What previously remained hidden is now revealed with PKI 2900.
The outside box contains 7 microphones, as well as two cameras for each microphone. The microphones have an acoustic gain due to the horn effect and are brought to the audio standard level with the integrated special amplifiers. The amplifiers have special bandpasses, so that the PKI 2900 Professional Day and Night Audio/Video Directional System can be used especially well outdoors. All 7 sectors can be grouped together individually or several sectors, up to a 360 degree surveillance. There are 2 cameras per microphone, i.e. 14 cameras and 7 microphones. PKI 2900 is therefore ready for day or night use.
By switching on the respective IR-Laser per sector, the monitoring direction is particularly easy to control. The electronic multiplex control unit in the vehicle processes the 14 incoming video or 7 audio signals and transmits the desired data to the laptop supplied. Thus the received acoustic audio signal and the video signal recorded by the cameras can be made audible or visible. Simultaneous documentation recording is also possible.
7x horn directional microphones |
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Omnidirectional characteristic of the microphone |
Sensitivity: 31 mV/Pa |
Frequency response: 20 Hz - 20 kHz |
7 x 55 degree opening angle with high acoustic gain facilitates discreet monitoring from a distance |
Audio recording in MP3 or WAV format with douple CD quality (96 kHz sampling rate, 24 bit) |
14 cameras: IP mini cameras, high definition, day and night network video camera |
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Power supply via Ethernet (PoE) or direct 12V DC power supply unit |
High brightness IR-LEDs/ laser for operation in complete darkness |
Defog digital processing improves the captured image in bad weather conditions (e.g. smog, fog, or smoke) |
Intelligent IR technology for clear video images at night under all conditions |
Specifications | |
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CPU | 32-Bit-ARM9-RISC-CPU with up to 432 MHz |
Flash / SDRAM | 128 MB / 128 MB |
Image Sensor | 2.0 megapixel-1 / 2.8 inch progressive scan CMOS from Sony (Exmor) |
Total number of pixels | 1952 (H) x 1116 (V) 2.18 megapixel |
Effective pixels | 1944 (H) x 1104 (V) 2.15 megapixel |
S / N Ratio | More than 50 dB |
Minimum illumination | 0 Lux (IR on) |
IR distance | 20m LED / Laser |
DAY & NIGHT | ICR |
Lens | 8.0 mm and 50 mm megapixel board lens |
Field of View | Diagonal = 63.6° +/- 3° |
Horizontal = 33.1° +/- 3° | |
Vertical = 53.3° +/- 3° | |
Video Compression | H.264 High Profile @ 4.0, MJPEG - image quality: 3 steps |
Resolution | Up to 1920 x 1080 (Full HD) |
Frame rate | H.264 up to 30fps at 1920x1080 / MJPEG up to 30fps at VGA resolution |
Video-Streaming | Support for Multi Stream with H.264, MJPEG |
- Adjustable frame rate | |
- CVBR/CBR in H.264 | |
Image Setting | DAY & NIGHT |
- Automatic white balance | |
- Automatic Exposure | |
- Privacy mask | |
- Effects - Color, Sharpness, Mirror / V-Flip | |
Safety and Security | Password protection, user access protocol, HTTPS encryption |
Supports protocol | HTTP, HTTPS, FTP, SMTP, UPnP, DNS, DDNS, NTP, RTSP, TCP, UDP, ICMP, DHCP |
Intelligent Video | Motion detection up to 1920 x 1080 with 4 x 3 blocks |
Power supply | DC 12 V / 1.5 A x 14 Cameras + Laser |
Light-emitting diodes | 870 nM or optional 960 nM |
General operating temperature | 0°C to +60°C |